A encoded image projection system is configured to determine the proximity of the system to a projection surface. Session-based instant messaging conferencing is established by transmitting necessary server network address information through page-mode based messaging services to establish connections among the various mobile devices with the server. If these materials are completely restricted their effectiveness is diminished. The baseband data system in the central service node processes baseband data. The water is thus enriched with various nitrogen compounds and other plant nutrients absorbed from the exhaust gases before being dispensed to a planted area by an irrigation system or a sprayer attachment on a self-propelled tractor, mower and the like.